"I married the love if my life tonight at The Venetian Chapel in Las Vegas!" Hilty tweeted Saturday night, adding: "#HeLikedItSoHePutaRingOnIt."

"We were so excited to be married that we skipped the engagement altogether!" she added in a statement.

Gallagher, a 33-year-old actor and singer who is working on a solo album of original material, shared a photo taken of the duo just after the ceremony on his Instagram with the message: "WE DID IT!!! #justmarried."

The couple, who reportedly met while they were both working on Broadway, are set to perform together at WitZend and the Catalina Jazz Club in Los Angeles later this month.

Before joining NBC's freshman comedy Sean Saves the World, in which she stars opposite Sean Hayes,Hilty played Ivy Lynn on the network's Smash for two seasons. She also continues to tour the country with her concerts.